CLOUDFLARE DNS IP UPDATER

Chaingence

Requirements

• python==3.9+

Install virtualenv

pip install virtualenv

Creating a Virtual Environment

python3 -m venv myenv

Activating the Virtual Environment

• On Windows:

myenv\Scripts\activate

• On macOS and Linux:

source myenv/bin/activate

Deactivating the Virtual Environment

deactivate

Setup and auto installation

For this purpose you use following commands:

pip install --upgrade pip
pip install -r requirements.txt

Setup and manual installation

pip install --upgrade pip
pip install datetime
pip install requests
pip install python-dotenv

Preparation

Setup .env

Rename the env -> .env file and add Cloudflare information to .env file:

• CLOUDFLARE_ZONE_ID="your_cloudflare_zone_id"
• CLOUDFLARE_EMAIL="your_cloudflare_email_address"
• CLOUDFLARE_GLOBAL_API_KEY="your_cloudflare_global_api_key"
• DOMAIN_NAME="your_domain_name"

Fetch record ids from Cloudflare:

Execute the fetch_record_ids.py script to get the record ids and names.

Execution

Manual Execution:

Update the record IPs for Cloudflare DNS:

Add the record ids and names to the dictionary records = {} and execute the update_record_dns_ip.py script to update the IPs in the DNS records in Cloudflare.

Auto Execution:

1. Preparation

1. Update the path in the run_python.sh Bash script.
2. Make the Bash script executable: Provide execute permissions to the Bash script:

chmod +x /usr/local/bin/run_python.sh

2. Setup cronjob

*/1 * * * * /usr/local/bin/run_python.sh
@reboot /usr/local/bin/run_python.sh >> /var/log/run_python.log